1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
//
// Copyright © 2019 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "SendTimelinePacket.hpp"
namespace armnn
{
namespace profiling
{
void SendTimelinePacket::Commit()
{
if (m_WriteBuffer != nullptr)
{
// Commit the message
m_BufferManager.Commit(m_WriteBuffer, m_Offset);
m_WriteBuffer.reset(nullptr);
m_Offset = 0;
m_BufferSize = 0;
}
}
void SendTimelinePacket::ReserveBuffer()
{
if (m_WriteBuffer == nullptr)
{
uint32_t reserved = 0;
// Reserve the buffer
m_WriteBuffer = m_BufferManager.Reserve(MAX_METADATA_PACKET_LENGTH, reserved);
// Check if there is enough space in the buffer
if (m_WriteBuffer == nullptr || reserved < m_Offset)
{
throw BufferExhaustion("No space left on buffer", CHECK_LOCATION());
}
m_BufferSize = reserved;
}
}
#define FORWARD_WRITE_BINARY_FUNC(func, ...) \
try \
{ \
ReserveBuffer(); \
unsigned int numberOfBytes = 0; \
while (1) \
{ \
TimelinePacketStatus result = func(__VA_ARGS__, numberOfBytes); \
if (result == armnn::profiling::TimelinePacketStatus::BufferExhaustion) \
{ \
Commit(); \
ReserveBuffer(); \
} \
else if (result == armnn::profiling::TimelinePacketStatus::Error) \
{ \
throw RuntimeException("Error processing while sending TimelineBinaryPacket.", CHECK_LOCATION()); \
} \
else \
{ \
break; \
} \
} \
m_Offset += numberOfBytes; \
m_BufferSize -= numberOfBytes; \
} \
catch(...) \
{ \
throw RuntimeException("Error processing while sending TimelineBinaryPacket.", CHECK_LOCATION()); \
}
void SendTimelinePacket::SendTimelineEntityBinaryPacket(uint64_t profilingGuid)
{
FORWARD_WRITE_BINARY_FUNC(WriteTimelineEntityBinaryPacket,
profilingGuid,
&m_WriteBuffer->GetWritableData()[m_Offset],
m_BufferSize);
}
void SendTimelinePacket::SendTimelineEventBinaryPacket(uint64_t timestamp,
std::thread::id threadId,
uint64_t profilingGuid)
{
FORWARD_WRITE_BINARY_FUNC(WriteTimelineEventBinaryPacket,
timestamp,
threadId,
profilingGuid,
&m_WriteBuffer->GetWritableData()[m_Offset],
m_BufferSize);
}
void SendTimelinePacket::SendTimelineEventClassBinaryPacket(uint64_t profilingGuid)
{
FORWARD_WRITE_BINARY_FUNC(WriteTimelineEventClassBinaryPacket,
profilingGuid,
&m_WriteBuffer->GetWritableData()[m_Offset],
m_BufferSize);
}
void SendTimelinePacket::SendTimelineLabelBinaryPacket(uint64_t profilingGuid, const std::string& label)
{
FORWARD_WRITE_BINARY_FUNC(WriteTimelineLabelBinaryPacket,
profilingGuid,
label,
&m_WriteBuffer->GetWritableData()[m_Offset],
m_BufferSize);
}
void SendTimelinePacket::SendTimelineRelationshipBinaryPacket(ProfilingRelationshipType relationshipType,
uint64_t relationshipGuid,
uint64_t headGuid,
uint64_t tailGuid)
{
FORWARD_WRITE_BINARY_FUNC(WriteTimelineRelationshipBinaryPacket,
relationshipType,
relationshipGuid,
headGuid,
tailGuid,
&m_WriteBuffer->GetWritableData()[m_Offset],
m_BufferSize);
}
void SendTimelinePacket::SendTimelineMessageDirectoryPackage()
{
try
{
// Reserve buffer if hasn't already reserved
ReserveBuffer();
unsigned int numberOfBytes = 0;
// Write to buffer
TimelinePacketStatus result = WriteTimelineMessageDirectoryPackage(&m_WriteBuffer->GetWritableData()[m_Offset],
m_BufferSize,
numberOfBytes);
if (result != armnn::profiling::TimelinePacketStatus::Ok)
{
throw RuntimeException("Error processing TimelineMessageDirectoryPackage.", CHECK_LOCATION());
}
// Commit the message
m_Offset += numberOfBytes;
m_BufferSize -= numberOfBytes;
m_BufferManager.Commit(m_WriteBuffer, m_Offset);
}
catch(...)
{
throw RuntimeException("Error processing TimelineMessageDirectoryPackage.", CHECK_LOCATION());
}
}
} // namespace profiling
} // namespace armnn
|
